4" X 14" Floor Register with Louvered Design - Heavy Duty Rigid Floor Air Supply with Damper & Lever - Outer Dimensions [ 5.5 X 15.5] - Light Grey Fixed Blades with Damper + Product Details Size -

+ Product Details Size - 14"w X 20"h X 2"d (for duct opening measurement only)

Crafted with SK5 Japanese Alloy Steel V Blade for a one-point cut

+ Product Details Size – 10"w X 18"h or 18" x 10" is the size for the duct opening measurement only

actual front end outer dimensions are approximately 36 5/8" width X 20 5/8" height

actual front end outer dimensions are approximately 10 5/8" width X 38 5/8" height

4" X 14" Floor Register with Louvered Design - Heavy Duty Rigid Floor Air Supply with Damper & Lever - Outer Dimensions [ 5.5 X 15.5] - Light Grey Fixed Blades with Damper + Product Details Size -4" X 14" Is The Size For The Duct Opening Measurement Only, Actual Front End Outer Dimensions Are 4. 5" X 12. 5" SEE BELOW IN DESCRIPTION How To Measure A Grille Why HVAC Premium? You may think of grilles and registers as a generic component of the ventilation system in your house. But they are also the most visible representation of your air system. These grilles and registers give you an extra measure of quality that are visible to your family